201892405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 298722816

約数和(自身を除く): 96830411

約数列:

[1, 5, 11, 13, 41, 55, 65, 71, 97, 143, 205, 355, 451, 485, 533, 715, 781, 923, 1067, 1261, 2255, 2665, 2911, 3905, 3977, 4615, 5335, 5863, 6305, 6887, 10153, 13871, 14555, 19885, 29315, 32021, 34435, 37843, 43747, 50765, 51701, 69355, 75757, 89531, 160105, 189215, 218735, 258505, 282367, 378785, 416273, 447655, 568711, 984841, 1411835, 2081365, 2843555, 3106037, 3670771, 4924205, 15530185, 18353855, 40378481, 201892405]

約数ペア:

[(1, 201892405), (5, 40378481), (11, 18353855), (13, 15530185), (41, 4924205), (55, 3670771), (65, 3106037), (71, 2843555), (97, 2081365), (143, 1411835), (205, 984841), (355, 568711), (451, 447655), (485, 416273), (533, 378785), (715, 282367), (781, 258505), (923, 218735), (1067, 189215), (1261, 160105), (2255, 89531), (2665, 75757), (2911, 69355), (3905, 51701), (3977, 50765), (4615, 43747), (5335, 37843), (5863, 34435), (6305, 32021), (6887, 29315), (10153, 19885), (13871, 14555)]